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Undertow market liquidity and exit-cost tools

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io.github.beepboop2025/undertowv1.13.0

Dated exit evidence, depth, tiers and gold cash scenarios. No executable quotes or trade authority.

Crypto & Web3 Finance & Payments

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https://api.seiche.info/undertow/mcp

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agent_access_status Read-only

Identity, current entitlement, daily usage and access instructions; explains missing/refused subscriber tools.

This tool takes no arguments.

Undertow market liquidity and exit-cost tools MCP server | mcptry

Tools (16)

agent_access_status

Identity, current entitlement, daily usage and access instructions; explains missing/refused subscriber tools.

read-only

No arguments.

Input schema (JSON)

{
  "type": "object",
  "properties": {},
  "additionalProperties": false
}

crypto_exit_check

Compare four BTC sell sizes by rung/bracket. Withholds stale/future, uncovered or unconverted venues. Fees excluded; no trade clearance.

read-only

Argument	Type	Description
sizes_usd	array
max_age_seconds	integer

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "sizes_usd": {
      "type": "array",
      "items": {
        "type": "number",
        "maximum": 1000000000000,
        "minimum": 0.01
      },
      "default": [
        1000,
        10000,
        100000,
        1000000
      ],
      "maxItems": 4,
      "minItems": 1,
      "uniqueItems": true
    },
    "max_age_seconds": {
      "type": "integer",
      "default": 7200,
      "maximum": 86400,
      "minimum": 60
    }
  },
  "additionalProperties": false
}

crypto_funding_cost

Caller-input perpetual funding, fees, net carry and linear break-even. Positive funding: longs pay shorts. Constant-rate scenario, not forecast.

read-only

Argument	Type	Description
side*	any
settlements*	integer
notional_usd*	number
round_trip_fee_bps	number
rate_bps_per_settlement*	number	1 bp = 0.01%; positive rate means longs pay shorts.

Input schema (JSON)

{
  "type": "object",
  "required": [
    "notional_usd",
    "side",
    "rate_bps_per_settlement",
    "settlements"
  ],
  "properties": {
    "side": {
      "enum": [
        "long",
        "short"
      ]
    },
    "settlements": {
      "type": "integer",
      "maximum": 10000,
      "minimum": 0
    },
    "notional_usd": {
      "type": "number",
      "maximum": 1000000000000,
      "minimum": 0.01
    },
    "round_trip_fee_bps": {
      "type": "number",
      "default": 0,
      "maximum": 10000,
      "minimum": 0
    },
    "rate_bps_per_settlement": {
      "type": "number",
      "maximum": 10000,
      "minimum": -10000,
      "description": "1 bp = 0.01%; positive rate means longs pay shorts."
    }
  },
  "additionalProperties": false
}

crypto_portfolio_stress

Caller-input linear shocks for 20 exposures: P&L, equity, asset/venue concentration. Symbols are scenario labels. No liquidation/probability model.

read-only

Argument	Type	Description
positions*	array
equity_usd*	number

Input schema (JSON)

{
  "type": "object",
  "required": [
    "equity_usd",
    "positions"
  ],
  "properties": {
    "positions": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "asset",
          "side",
          "notional_usd",
          "price_change_pct"
        ],
        "properties": {
          "side": {
            "enum": [
              "long",
              "short"
            ]
          },
          "asset": {
            "type": "string",
            "pattern": "^[A-Z0-9][A-Z0-9._-]{0,15}$"
          },
          "venue": {
            "type": "string",
            "pattern": "^[a-z0-9][a-z0-9._-]{0,31}$"
          },
          "cost_usd": {
            "type": "number",
            "default": 0,
            "maximum": 1000000000000,
            "minimum": 0
          },
          "notional_usd": {
            "type": "number",
            "maximum": 1000000000000,
            "minimum": 0.01
          },
          "price_change_pct": {
            "type": "number",
            "maximum": 1000,
            "minimum": -100
          }
        },
        "additionalProperties": false
      },
      "maxItems": 20,
      "minItems": 1
    },
    "equity_usd": {
      "type": "number",
      "maximum": 1000000000000,
      "minimum": 0.01
    }
  },
  "additionalProperties": false
}

depth_episodes

Realized BTC depth-collapse onset, trough, recovery under preregistered rules. Zero is distinct from missing. Subscriber exit_desk_full adds ETH.

read-only

No arguments.

Input schema (JSON)

{
  "type": "object",
  "properties": {},
  "additionalProperties": false
}

exit_cost

BTC nearest-rung sell estimates, interpolated bid-depth bands; fees excluded, not executable. crypto_exit_check compares sizes/freshness.

read-only

Argument	Type	Description
size_usd	number	position size in USD (published rungs run $1,000 to $1,000,000; nearest rung is used)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "size_usd": {
      "type": "number",
      "description": "position size in USD (published rungs run $1,000 to $1,000,000; nearest rung is used)",
      "exclusiveMinimum": 0
    }
  },
  "additionalProperties": false
}

gold_cash_realisation

Calculate gold sale proceeds and cash gates from caller inputs. Decimal strings: kg, fineness (0,1], USD/troy-oz bid, USD fees, currency/USD FX (USD=1). Use aware ISO clocks. Returns arithmetic and withheld-cash reasons; no fetch, storage, execution or verified balance.

read-only

Argument	Type	Description
cutoff*	string
cleared*	boolean
fx_asof*	string
pledged*	boolean
fees_usd*	string
fineness*	string
fx_fee_bps*	string
quote_asof*	string
quantity_kg*

latest_article

Read the latest published editorial: title, full text, URL, clock and quality receipt. No arguments. Missing text or failed receipt returns an error; no generated prose. Use liquidity_tiers for board data.

read-only

No arguments.

Input schema (JSON)

{
  "type": "object",
  "properties": {},
  "additionalProperties": false
}

liquidity_tiers

Nine segment tiers, Seiche funding, measure counts and replay/withholding reasons. PARTIAL means missing history or unpassed replay, never calm.

read-only

No arguments.

Input schema (JSON)

{
  "type": "object",
  "properties": {},
  "additionalProperties": false
}

market_corpus_context

Inspect corpus coverage, rights and clocks. Summary takes no pagination; other views return records/total/next_offset. Retrieval age is not observation freshness. Use liquidity_tiers for market readings.

read-only

Argument	Type	Description
view	string
limit	integer
offset	integer

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "view": {
      "enum": [
        "summary",
        "datasets",
        "flows",
        "exports"
      ],
      "type": "string",
      "default": "summary"
    },
    "limit": {
      "type": "integer",
      "default": 2,
      "maximum": 10,
      "minimum": 1
    },
    "offset": {
      "type": "integer",
      "default": 0,
      "maximum": 20000,
      "minimum": 0
    }
  },
  "additionalProperties": false
}

research_network

Find cross-product source metadata, clocks, rights and next steps. Follow next_offset; unavailable flags retrieval, contract or size failure. Use market_corpus_context for local corpus counts. No shared score or authority.

read-only

Argument	Type	Description
limit	integer	Set for full metadata; omission returns 2 compact rows.
topic	string	Catalog topic, not a free-text query.
offset	integer	Zero-based page start; follow next_offset.

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "limit": {
      "type": "integer",
      "default": 2,
      "maximum": 25,
      "minimum": 1,
      "description": "Set for full metadata; omission returns 2 compact rows."
    },
    "topic": {
      "enum": [
        "all",
        "china",
        "regions",
        "information_controls",
        "model_evaluations",
        "funding",
        "institutions",
        "liquidity",
        "global_data"
      ],
      "type": "string",
      "default": "all",
      "description": "Catalog topic, not a free-text query."
    },
    "offset": {
      "type": "integer",
      "default": 0,
      "maximum": 1000,
      "minimum": 0,
      "description": "Zero-based page start; follow next_offset."
    }
  },
  "additionalProperties": false
}

sealed_record

Forward calls sealed/signed before outcomes: hits, misses, decided counts, ledger root. Report hits and misses together.

read-only

No arguments.

Input schema (JSON)

{
  "type": "object",
  "properties": {},
  "additionalProperties": false
}

trade_safety_exit_context

Exact-rung BTC/USD observe/paper context: request hash, PIT source/rights, conversion, bid bands, six venue clocks, startup SHA. No live mode or clearance.

read-only

Argument	Type	Description
mode*	any
side*	any
venue*	null
instrument*	any
request_hash*	string	Opaque complete-request hash
requested_size_usd*	number	Exact published USD rung

Input schema (JSON)

{
  "type": "object",
  "required": [
    "request_hash",
    "mode",
    "instrument",
    "side",
    "venue",
    "requested_size_usd"
  ],
  "properties": {
    "mode": {
      "enum": [
        "observe",
        "paper"
      ]
    },
    "side": {
      "const": "sell"
    },
    "venue": {
      "type": "null"
    },
    "instrument": {
      "const": "BTC/USD"
    },
    "request_hash": {
      "type": "string",
      "pattern": "^[0-9a-f]{64}$",
      "description": "Opaque complete-request hash"
    },
    "requested_size_usd": {
      "enum": [
        1000,
        10000,
        100000,
        1000000
      ],
      "type": "number",
      "description": "Exact published USD rung"
    }
  },
  "additionalProperties": false
}

unwind_watch

Watched-filer headlines: effective positions, days-to-exit brackets, blind spots. No live execution model. unwind_stress has full scenario grids.

read-only

Argument	Type	Description
cik	integer	optional: SEC CIK of a watched filer (returns that filer's full FREE row instead of the all-filer headline)

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "cik": {
      "type": "integer",
      "description": "optional: SEC CIK of a watched filer (returns that filer's full FREE row instead of the all-filer headline)"
    }
  },
  "additionalProperties": false
}

venue_concentration

BTC two-sided depth: HHI, effective/top venue and venue depth. Subscriber exit_desk_full adds ETH and venue failure.

read-only

No arguments.

Input schema (JSON)

{
  "type": "object",
  "properties": {},
  "additionalProperties": false
}

venue_price_reconciliation

BTC/ETH consensus: depth/squared-half-spread weights, deepest-venue blindness, concentration, dislocations. Experimental; no execution authority.

read-only

No arguments.

Input schema (JSON)

{
  "type": "object",
  "properties": {},
  "additionalProperties": false
}

Input schema (JSON)

{
  "type": "object",
  "required": [
    "quantity_kg",
    "fineness",
    "bid_usd_per_oz",
    "fees_usd",
    "fx_quote_per_usd",
    "fx_fee_bps",
    "quote_currency",
    "cutoff",
    "quote_asof",
    "fx_asof",
    "quote_valid_until",
    "fx_valid_until",
    "settlement_at",
    "cleared",
    "access_restricted",
    "pledged"
  ],
  "properties": {
    "cutoff": {
      "type": "string",
      "maxLength": 64,
      "minLength": 1
    },
    "cleared": {
      "type": "boolean"
    },
    "fx_asof": {
      "type": "string",
      "maxLength": 64,
      "minLength": 1
    },
    "pledged": {
      "type": "boolean"
    },
    "fees_usd": {
      "type": "string",
      "pattern": "^[0-9]{1,12}(\\.[0-9]{1,12})?$",
      "maxLength": 25
    },
    "fineness": {
      "type": "string",
      "pattern": "^[0-9]{1,12}(\\.[0-9]{1,12})?$",
      "maxLength": 25
    },
    "fx_fee_bps": {
      "type": "string",
      "pattern": "^[0-9]{1,12}(\\.[0-9]{1,12})?$",
      "maxLength": 25
    },
    "quote_asof": {
      "type": "string",
      "maxLength": 64,
      "minLength": 1
    },
    "quantity_kg": {
      "type": "string",
      "pattern": "^[0-9]{1,12}(\\.[0-9]{1,12})?$",
      "maxLength": 25
    },
    "settlement_at": {
      "type": "string",
      "maxLength": 64,
      "minLength": 1
    },
    "bid_usd_per_oz": {
      "type": "string",
      "pattern": "^[0-9]{1,12}(\\.[0-9]{1,12})?$",
      "maxLength": 25
    },
    "fx_valid_until": {
      "type": "string",
      "maxLength": 64,
      "minLength": 1
    },
    "quote_currency": {
      "enum": [
        "USD",
        "INR",
        "AED",
        "EUR",
        "GBP",
        "JPY",
        "CHF",
        "SGD"
      ],
      "type": "string"
    },
    "fx_quote_per_usd": {
      "type": "string",
      "pattern": "^[0-9]{1,12}(\\.[0-9]{1,12})?$",
      "maxLength": 25
    },
    "access_restricted": {
      "type": "boolean"
    },
    "quote_valid_until": {
      "type": "string",
      "maxLength": 64,
      "minLength": 1
    },
    "max_quote_age_seconds": {
      "type": "integer",
      "default": 900,
      "maximum": 86400,
      "minimum": 60
    }
  },
  "additionalProperties": false
}